21575222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{883}}^1$

素因数の和:1547

約数の個数: 16

約数和(自身を含む): 34157760

約数和(自身を除く): 12582538

約数列:

[1, 2, 19, 38, 643, 883, 1286, 1766, 12217, 16777, 24434, 33554, 567769, 1135538, 10787611, 21575222]

約数ペア:

[(1, 21575222), (2, 10787611), (19, 1135538), (38, 567769), (643, 33554), (883, 24434), (1286, 16777), (1766, 12217)]